Step board



FIG. 1 is a perspective view of a step board showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is another perspective view thereof;

FIG. 9 is a cross sectional view thereof along line 9-9 in FIG. 8;

FIG. 10 is a cross sectional view thereof along line 10-10 in FIG. 8;

FIG. 11 is a cross sectional view thereof along line 11-11 in FIG. 8; and,

FIG. 12 is a cross sectional view thereof along line 12-12 in FIG. 8. 

The ornamental design for a step board, as shown. 